The purpose of this study was comparison of factors that affecting on spectators of football, basketball, and volleyball professional leagues. The statistical sample of this study was 500 spectators from each league that randomly selected from attendant spectators in stadiums. For statistical analysis of data used descriptive and inferential statistics methods includes Pearson correlation coefficient for determining consistency coefficient and criterion validity of questionnaire, Cronbaches'  alpha, explorative and confirmatory factor analysis, Levin, one way Anova, welch, LSD and Tamhane`s tests by SPSS and Amos soft wares. Result showed 8 factors that affecting on spectators attendance and these factors indicated. 75% of variance. These factors were facility, information- attractiveness, performance- antiquity, timing- informing, interaction- escape and excitement. Internal consistency of final edition research questionnaire was .89. Result of hypotheses showed that all of 3 football, basketball and volleyball spectators groups have significant differences in mentioned factors except facility and timing- informing factors. Result of this research displayed that mean of factors affecting football basketball and volleyball spectators` attendance are different among them and also in priority of them.